CC(C)C[C@@H]1NC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)CNC(=O)[C@H](CC(N)=O)NC(=O)[C@H](C(C)C)NC(=O)[C@@H](CC(C)C)NC1=O (4Z,9Z)-5-methyl-1,3-dihydro-1,3,7-triazecine-2,6,8-trione